A photovoltaic-based SEPIC converter with dual-fuzzy maximum power point tracking for optimal buck and boost operations

In this paper, a photovoltaic (PV)-based single ended primary-inductor converter (SEPIC) is developed with introduction of dual-fuzzy logic controller (FLC) maximum power point tracking (MPPT) algorithm. Separate FLC parts, for the first time used for MPPT, are configured for optimal operations of b...

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Main Authors: Ramalu, Tanaselan, Mohd Radzi, Mohd Amran, Mohd Zainuri, Muhammad Ammirrul Atiqi, Abdul Wahab, Noor Izzri, Abdul Rahman, Ribhan Zafira
Format: Article
Language:English
Published: MDPI 2016
Online Access:http://psasir.upm.edu.my/id/eprint/55957/1/55957.pdf
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author Ramalu, Tanaselan
Mohd Radzi, Mohd Amran
Mohd Zainuri, Muhammad Ammirrul Atiqi
Abdul Wahab, Noor Izzri
Abdul Rahman, Ribhan Zafira
author_facet Ramalu, Tanaselan
Mohd Radzi, Mohd Amran
Mohd Zainuri, Muhammad Ammirrul Atiqi
Abdul Wahab, Noor Izzri
Abdul Rahman, Ribhan Zafira
author_sort Ramalu, Tanaselan
collection UPM
description In this paper, a photovoltaic (PV)-based single ended primary-inductor converter (SEPIC) is developed with introduction of dual-fuzzy logic controller (FLC) maximum power point tracking (MPPT) algorithm. Separate FLC parts, for the first time used for MPPT, are configured for optimal operations of both buck and boost operations. During buck operation, a high overshoot voltage exists, and during boost operation, an undershoot voltage occurs, both during the initial rising period. Definitely, a single-FLC MPPT could not be able to minimize both problems, which on the other hand can be handled by the proposed MPPT algorithm. For evaluation purposes, buck operation has been conducted during high irradiance, while during low irradiance, boost operation has been conducted. The dual-FLC MPPT with SEPIC was simulated in MATLAB-Simulink, and further a laboratory prototype was implemented with a TMS320F28335 eZdsp board. Both simulation and experimental results and comparison analysis (with the single-FLC MPPT) have been presented. From the results and analysis, the dual-FLC MPPT performs better than the single-FLC MPPT in terms of faster response time, lower overshoot and undershoot, and further significant reduction of power losses.
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spelling upm.eprints-559572017-06-30T09:57:00Z http://psasir.upm.edu.my/id/eprint/55957/ A photovoltaic-based SEPIC converter with dual-fuzzy maximum power point tracking for optimal buck and boost operations Ramalu, Tanaselan Mohd Radzi, Mohd Amran Mohd Zainuri, Muhammad Ammirrul Atiqi Abdul Wahab, Noor Izzri Abdul Rahman, Ribhan Zafira In this paper, a photovoltaic (PV)-based single ended primary-inductor converter (SEPIC) is developed with introduction of dual-fuzzy logic controller (FLC) maximum power point tracking (MPPT) algorithm. Separate FLC parts, for the first time used for MPPT, are configured for optimal operations of both buck and boost operations. During buck operation, a high overshoot voltage exists, and during boost operation, an undershoot voltage occurs, both during the initial rising period. Definitely, a single-FLC MPPT could not be able to minimize both problems, which on the other hand can be handled by the proposed MPPT algorithm. For evaluation purposes, buck operation has been conducted during high irradiance, while during low irradiance, boost operation has been conducted. The dual-FLC MPPT with SEPIC was simulated in MATLAB-Simulink, and further a laboratory prototype was implemented with a TMS320F28335 eZdsp board. Both simulation and experimental results and comparison analysis (with the single-FLC MPPT) have been presented. From the results and analysis, the dual-FLC MPPT performs better than the single-FLC MPPT in terms of faster response time, lower overshoot and undershoot, and further significant reduction of power losses. MDPI 2016 Article PeerReviewed application/pdf en http://psasir.upm.edu.my/id/eprint/55957/1/55957.pdf Ramalu, Tanaselan and Mohd Radzi, Mohd Amran and Mohd Zainuri, Muhammad Ammirrul Atiqi and Abdul Wahab, Noor Izzri and Abdul Rahman, Ribhan Zafira (2016) A photovoltaic-based SEPIC converter with dual-fuzzy maximum power point tracking for optimal buck and boost operations. Energies, 9 (8). art. no. 604. pp. 1-17. ISSN 1996-1073 http://www.mdpi.com/1996-1073/9/8/604 10.3390/en9080604
spellingShingle Ramalu, Tanaselan
Mohd Radzi, Mohd Amran
Mohd Zainuri, Muhammad Ammirrul Atiqi
Abdul Wahab, Noor Izzri
Abdul Rahman, Ribhan Zafira
A photovoltaic-based SEPIC converter with dual-fuzzy maximum power point tracking for optimal buck and boost operations
title A photovoltaic-based SEPIC converter with dual-fuzzy maximum power point tracking for optimal buck and boost operations
title_full A photovoltaic-based SEPIC converter with dual-fuzzy maximum power point tracking for optimal buck and boost operations
title_fullStr A photovoltaic-based SEPIC converter with dual-fuzzy maximum power point tracking for optimal buck and boost operations
title_full_unstemmed A photovoltaic-based SEPIC converter with dual-fuzzy maximum power point tracking for optimal buck and boost operations
title_short A photovoltaic-based SEPIC converter with dual-fuzzy maximum power point tracking for optimal buck and boost operations
title_sort photovoltaic based sepic converter with dual fuzzy maximum power point tracking for optimal buck and boost operations
url http://psasir.upm.edu.my/id/eprint/55957/1/55957.pdf
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